PMC:7665480 / 22221-22349 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T233","span":{"begin":0,"end":128},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Age (years) 51; 43 77 59; 75 39 64 (53.3–70.5) 75; 65; 51; 50 74 62 64; 67; 63; 38 15; 25; 1.1; 2.4 67 (59–74) 59.1"}